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Sioux Falls, South Dakota Weather:
Wednesday, May 21, 2025
Sunny WeatherSunny weather, clear skies and sunny weather.
Day 72°
Night 54°
Precipitation 20 %
Wind 9 mph
UV Index (0 - 11+) 9

Weather Forecast History

Last Year's Weather on This Day (May 21, 2024)

Day

63°

Night

50°